Antibiotic-resistant Escherichia coli from retail poultry meat with different antibiotic use claims.

Background: We sought to determine if the prevalence of antibiotic-resistant Escherichia coli differed across retail poultry products and among major production categories, including organic, "raised without antibiotics", and conventional.

Results: We collected all available brands of retail chicken and turkey-including conventional, "raised without antibiotic", and organic products-every two weeks from January to December 2012. In total, E.

Intermingled Klebsiella pneumoniae Populations Between Retail Meats and Human Urinary Tract Infections.

Background: Klebsiella pneumoniae is a common colonizer of the gastrointestinal tract of humans, companion animals, and livestock. To better understand potential contributions of foodborne K. pneumoniae to human clinical infections, we compared K.

Prevalence of antibiotic-resistant E. coli in retail chicken: comparing conventional, organic, kosher, and raised without antibiotics.

Retail poultry products are known sources of antibiotic-resistant Escherichia coli, a major human health concern. Consumers have a range of choices for poultry, including conventional, organic, kosher, and raised without antibiotics (RWA) - designations that are perceived to indicate differences in quality and safety. However, whether these categories vary in the frequency of contamination with antibiotic-resistant E.